1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #define LOG_TAG "PermissionValidator"
17
18 #include "permission_validator.h"
19 #include "accesstoken_kit.h"
20 #include "log_print.h"
21
22 namespace OHOS {
23 namespace DistributedKv {
24 using namespace Security::AccessToken;
GetInstance()25 PermissionValidator &PermissionValidator::GetInstance()
26 {
27 static PermissionValidator permissionValidator;
28 return permissionValidator;
29 }
30
31 // check whether the client process have enough privilege to share data with the other devices.
CheckSyncPermission(uint32_t tokenId)32 bool PermissionValidator::CheckSyncPermission(uint32_t tokenId)
33 {
34 auto permit = AccessTokenKit::VerifyAccessToken(tokenId, DISTRIBUTED_DATASYNC);
35 ZLOGD("sync permit:%{public}d, token:0x%{public}x", permit, tokenId);
36 return permit == PERMISSION_GRANTED;
37 }
38
IsCloudConfigPermit(uint32_t tokenId)39 bool PermissionValidator::IsCloudConfigPermit(uint32_t tokenId)
40 {
41 auto permit = AccessTokenKit::VerifyAccessToken(tokenId, CLOUD_DATA_CONFIG);
42 ZLOGD("cloud permit:%{public}d, token:0x%{public}x", permit, tokenId);
43 return permit == PERMISSION_GRANTED;
44 }
45 } // namespace DistributedKv
46 } // namespace OHOS
47